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Automated Prospecting Engine — AI-Powered Lead Generation

A fully automated pipeline that discovers local businesses, qualifies them using AI, verifies contact details, and delivers ready-to-send prospect lists every morning — running on a Raspberry Pi for under £2/month.

What we built

  • Companies House API integration with local caching (5,000+ companies catalogued)
  • GPT-4o-mini qualification with ICP scoring and domain resolution
  • Web search fallback for accurate domain discovery (30% → 80%+ accuracy)
  • Email permutation engine with waterfall verification across 4 free services
  • Multi-channel Discord notifications with BCC-ready prospect lists
  • Total running cost under £2/month on a Raspberry Pi